DISCLAIMER: Manually updating Android Pie on Essential Phone PH-1 requires an unlocked bootloader, which may delete all your data. Before proceeding further you may consider backup all data on the phone. You are the only person doing changes to your phone and I cannot be held responsible for the mistakes done by YOU.

If you’re unable to use ADB to reboot into recovery, you can use the key combination for your Essential Phone PH-1 device.

To get into Fastboot mode, press Volume-Down + Power buttons.

To enter Recovery mode, press Volume-Up + Power buttons.

Then, navigate to the Recovery option by pressing the Volume-Down button. Once Recovery is highlighted, press the Power button to confirm.

From the recovery menu, select Apply update from ADB option.

Run the following command to verify if the Essential Phone PH-1 is connected via ADB interface or not:

adb devices

Check that your device shows up with “sideload” next to its name

Run the following command to install the Android Pie OTA image for Essential Phone PH-1 via ADB sideload:

adb sideload PH1-OTA-PPR1.180610.091.zip

Once the update finishes, select Reboot system now to reboot your phone

Install Android Pie on Essential Phone PH-1 using Fastboot method:

First setup the computer by installing ADB and Fastboot utilities provided in Downloads section

Enable OEM unlock on Essential Phone PH-1. Follow the below steps:

– Tap Settings, then tap System > About phone – Scroll to the bottom of the page, then tap Build number multiple times (usually 7 times) until you see the pop-up message “You are now a developer” – Go back one screen to System, then tap Developer options – Find the option: OEM Unlocking and turn it on

Boot the Essential Phone PH-1 into bootloader mode.

– Either use the ADB tool packaged above to run the command: adb reboot bootloader – Or reboot your phone while holding the Volume-down button

Unlock the bootloader on Essential Phone PH-1.

Follow the below steps while your phone is in bootloader mode or fastboot mode: – Run the command:

fastboot flashing unlock

– Press the Volume-down button to navigate to the YES option, then press the Power button to confirm

NOTE: Installing the fastboot factory image will erase all information from your device. Consider to backup your phone before continuing.

Download and extract the Android Pie fastboot image for Essential Phone PH-1 from the downloads section.

Open a command prompt on your PC.

If you are on a Windows machine then execute the following command to flash the fastboot image:

./flashall.bat

If you are on a MAC PC / Linux machine then execute the following command to flash the fastboot image:

./flashall.sh

After finishing the installation relock the bootloader by executing the following command:

fastboot flashing lock

That’s All, You should have now Android Pie running on your Essential Phone PH-1.

Stay tuned or Subscribe to the Essential Phone PH-1 (mata) forum For other Android Pie ROMs, Lineage OS 16 ROMs, other Android Pie ROMs and all other device specific topics.